x86: Add task_struct argument to smp_ops.cpu_up
Preparatory patch to use the generic idle thread allocation.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Rusty Russell <rusty@rustcorp.com.au>
Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Srivatsa S. Bhat <srivatsa.bhat@linux.vnet.ibm.com>
Cc: Jeremy Fitzhardinge <jeremy@goop.org>
Cc: x86@kernel.org
Link: http://lkml.kernel.org/r/20120420124557.176604405@linutronix.de
diff --git a/arch/x86/include/asm/smp.h b/arch/x86/include/asm/smp.h
index 4eb3a74..f3ed338 100644
--- a/arch/x86/include/asm/smp.h
+++ b/arch/x86/include/asm/smp.h
@@ -72,7 +72,7 @@
void (*stop_other_cpus)(int wait);
void (*smp_send_reschedule)(int cpu);
- int (*cpu_up)(unsigned cpu);
+ int (*cpu_up)(unsigned cpu, struct task_struct *tidle);
int (*cpu_disable)(void);
void (*cpu_die)(unsigned int cpu);
void (*play_dead)(void);
@@ -117,7 +117,7 @@
static inline int __cpu_up(unsigned int cpu, struct task_struct *tidle)
{
- return smp_ops.cpu_up(cpu);
+ return smp_ops.cpu_up(cpu, tidle);
}
static inline int __cpu_disable(void)
@@ -154,7 +154,7 @@
void native_smp_prepare_boot_cpu(void);
void native_smp_prepare_cpus(unsigned int max_cpus);
void native_smp_cpus_done(unsigned int max_cpus);
-int native_cpu_up(unsigned int cpunum);
+int native_cpu_up(unsigned int cpunum, struct task_struct *tidle);
int native_cpu_disable(void);
void native_cpu_die(unsigned int cpu);
void native_play_dead(void);